locking in zipfs demo

Joel Uckelman uckelman at nomic.net
Sat Dec 5 07:52:24 PST 2009


Thus spake Alan Bateman:
> 
> Thanks for confirming this - it looks like the readLock should be 
> removed from ZipFilePath and its begin/end methods should be changed to 
> invoke filesystem.begin() and filesystem.end(). That way operations on 
> ZipFilePath will be work with the asynchronous close mechanism.
> 
> Joel - do you want to take this one?
>

Done. Patch attached.

-------------- next part --------------
# HG changeset patch
# User Joel Uckelman <uckelman at nomic.net>
# Date 1259871080 -3600
# Node ID c9509c24484b305e4564a730cc8356155bd8c2a9
# Parent  073e75b34c3d2fdb8c49d0ce259e9cedf85f1cc9
# Parent  fa2afb1da3a0b800b4d95dd7c325231291d5e9b1
Merged from OpenJDK.

diff --git a/src/share/demo/nio/ZipFileSystem/com/sun/nio/zipfs/ZipUtils.java b/src/share/demo/nio/ZipFileSystem/com/sun/nio/zipfs/ZipUtils.java
--- a/src/share/demo/nio/ZipFileSystem/com/sun/nio/zipfs/ZipUtils.java
+++ b/src/share/demo/nio/ZipFileSystem/com/sun/nio/zipfs/ZipUtils.java
@@ -200,10 +200,11 @@
                     filenameLen + extraFieldLen + commentLen;
 
             ZipFilePath entryPath = null;
-            entryPath = zipPath.resolve(new String(ze.filename));
 
+            String fn = new String(ze.filename);
+            entryPath = zipPath.resolve(fn);
             ze.isArchiveFile = entryPath.isArchiveFile();
-            ze.isDirectory = (entryPath.toString().endsWith("/") ? true : false);
+            ze.isDirectory = fn.endsWith("/");
             ze.isRegularFile = !ze.isDirectory;
             if (isJar) {
                 jentry = new JarEntryInfo(ze);
diff --git a/test/demo/nio/ZipFileSystem/Sanity.java b/test/demo/nio/ZipFileSystem/Basic.java
rename from test/demo/nio/ZipFileSystem/Sanity.java
rename to test/demo/nio/ZipFileSystem/Basic.java
--- a/test/demo/nio/ZipFileSystem/Sanity.java
+++ b/test/demo/nio/ZipFileSystem/Basic.java
@@ -29,10 +29,10 @@
 import java.io.IOException;
 
 /**
- * Sanity check zip provider by running a few simple tests.
+ * Basic test for zip provider
  */
 
-public class Sanity {
+public class Basic {
     public static void main(String[] args) throws Exception {
         Path zipfile = Paths.get(args[0]);
 
diff --git a/test/demo/nio/ZipFileSystem/PathOps.java b/test/demo/nio/ZipFileSystem/PathOps.java
new file mode 100644
--- /dev/null
+++ b/test/demo/nio/ZipFileSystem/PathOps.java
@@ -0,0 +1,414 @@
+/*
+ * Copyright 2008-2009 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+import java.nio.file.*;
+import java.util.*;
+import java.io.IOException;
+
+/**
+ * Tests path operations for zip provider.
+ */
+
+public class PathOps {
+
+    static final java.io.PrintStream out = System.out;
+    static FileSystem fs;
+
+    private String input;
+    private Path path;
+    private Exception exc;
+
+    private PathOps(String s) {
+        out.println();
+        input = s;
+        try {
+            path = fs.getPath(s);
+            out.format("%s -> %s", s, path);
+        } catch (Exception x) {
+            exc = x;
+            out.format("%s -> %s", s, x);
+        }
+        out.println();
+    }
+
+    Path path() {
+        return path;
+    }
+
+    void fail() {
+        throw new RuntimeException("PathOps failed");
+    }
+
+    void checkPath() {
+        if (path == null) {
+            throw new InternalError("path is null");
+        }
+    }
+
+    void check(Object result, String expected) {
+        out.format("\tExpected: %s\n", expected);
+        out.format("\tActual: %s\n",  result);
+        if (result == null) {
+            if (expected == null) return;
+        } else {
+            // compare string representations
+            if (expected != null && result.toString().equals(expected.toString()))
+                return;
+        }
+        fail();
+    }
+
+    void check(Object result, boolean expected) {
+        check(result, Boolean.toString(expected));
+    }
+
+    PathOps root(String expected) {
+        out.println("check root");
+        checkPath();
+        check(path.getRoot(), expected);
+        return this;
+    }
+
+    PathOps parent(String expected) {
+        out.println("check parent");
+        checkPath();
+        check(path.getParent(), expected);
+        return this;
+    }
+
+    PathOps name(String expected) {
+        out.println("check name");
+        checkPath();
+        check(path.getName(), expected);
+        return this;
+    }
+
+    PathOps element(int index, String expected) {
+        out.format("check element %d\n", index);
+        checkPath();
+        check(path.getName(index), expected);
+        return this;
+    }
+
+    PathOps subpath(int startIndex, int endIndex, String expected) {
+        out.format("test subpath(%d,%d)\n", startIndex, endIndex);
+        checkPath();
+        check(path.subpath(startIndex, endIndex), expected);
+        return this;
+    }
+
+    PathOps starts(String prefix) {
+        out.format("test startsWith with %s\n", prefix);
+        checkPath();
+        Path s = fs.getPath(prefix);
+        check(path.startsWith(s), true);
+        return this;
+    }
+
+    PathOps notStarts(String prefix) {
+        out.format("test not startsWith with %s\n", prefix);
+        checkPath();
+        Path s = fs.getPath(prefix);
+        check(path.startsWith(s), false);
+        return this;
+    }
+
+    PathOps ends(String suffix) {
+        out.format("test endsWith %s\n", suffix);
+        checkPath();
+        Path s = fs.getPath(suffix);
+        check(path.endsWith(s), true);
+        return this;
+    }
+
+    PathOps notEnds(String suffix) {
+        out.format("test not endsWith %s\n", suffix);
+        checkPath();
+        Path s = fs.getPath(suffix);
+        check(path.endsWith(s), false);
+        return this;
+    }
+
+    PathOps absolute() {
+        out.println("check path is absolute");
+        checkPath();
+        check(path.isAbsolute(), true);
+        return this;
+    }
+
+    PathOps notAbsolute() {
+        out.println("check path is not absolute");
+        checkPath();
+        check(path.isAbsolute(), false);
+        return this;
+    }
+
+    PathOps resolve(String other, String expected) {
+        out.format("test resolve %s\n", other);
+        checkPath();
+        check(path.resolve(other), expected);
+        return this;
+    }
+
+    PathOps relativize(String other, String expected) {
+        out.format("test relativize %s\n", other);
+        checkPath();
+        Path that = fs.getPath(other);
+        check(path.relativize(that), expected);
+        return this;
+    }
+
+    PathOps normalize(String expected) {
+        out.println("check normalized path");
+        checkPath();
+        check(path.normalize(), expected);
+        return this;
+    }
+
+    PathOps string(String expected) {
+        out.println("check string representation");
+        checkPath();
+        check(path, expected);
+        return this;
+    }
+
+    PathOps invalid() {
+        if (!(exc instanceof InvalidPathException)) {
+            out.println("InvalidPathException not thrown as expected");
+            fail();
+        }
+        return this;
+    }
+
+    static PathOps test(String s) {
+        return new PathOps(s);
+    }
+
+    // -- PathOpss --
+
+    static void header(String s) {
+        out.println();
+        out.println();
+        out.println("-- " + s + " --");
+    }
+
+    static void doPathOpTests() {
+        header("Path operations");
+
+        // all components
+        test("/a/b/c")
+            .root("/")
+            .parent("/a/b")
+            .name("c");
+
+        // root component only
+        test("/")
+            .root("/")
+            .parent(null)
+            .name(null);
+
+        // no root component
+        test("a/b")
+            .root(null)
+            .parent("a")
+            .name("b");
+
+        // name component only
+        test("foo")
+            .root(null)
+            .parent(null)
+            .name("foo");
+
+        // startsWith
+        test("/")
+            .starts("/")
+            .notStarts("/foo");
+        test("/foo")
+            .starts("/")
+            .starts("/foo")
+            .notStarts("/f");
+        test("/foo/bar")
+            .starts("/")
+            .starts("/foo")
+            .starts("/foo/bar")
+            .notStarts("/f")
+            .notStarts("foo")
+            .notStarts("foo/bar");
+        test("foo")
+            .starts("foo")
+            .notStarts("f");
+        test("foo/bar")
+            .starts("foo")
+            .starts("foo/bar")
+            .notStarts("f")
+            .notStarts("/foo")
+            .notStarts("/foo/bar");
+
+        // endsWith
+        test("/")
+            .ends("/")
+            .notEnds("foo")
+            .notEnds("/foo");
+        test("/foo")
+            .ends("foo")
+            .ends("/foo")
+            .notEnds("/");
+        test("/foo/bar")
+            .ends("bar")
+            .ends("foo/bar")
+            .ends("/foo/bar")
+            .notEnds("/bar");
+        test("foo")
+            .ends("foo");
+        test("foo/bar")
+            .ends("bar")
+            .ends("foo/bar");
+
+        // elements
+        test("a/b/c")
+            .element(0,"a")
+            .element(1,"b")
+            .element(2,"c");
+
+        // isAbsolute
+        test("/")
+            .absolute();
+        test("/tmp")
+            .absolute();
+        test("tmp")
+            .notAbsolute();
+
+        // resolve
+        test("/tmp")
+            .resolve("foo", "/tmp/foo")
+            .resolve("/foo", "/foo");
+        test("tmp")
+            .resolve("foo", "tmp/foo")
+            .resolve("/foo", "/foo");
+
+        // relativize
+        test("/a/b/c")
+            .relativize("/a/b/c", null)
+            .relativize("/a/b/c/d/e", "d/e")
+            .relativize("/a/x", "../../x");
+
+        // normalize
+        test("/")
+            .normalize("/");
+        test("foo")
+            .normalize("foo");
+        test("/foo")
+            .normalize("/foo");
+        test(".")
+            .normalize(null);
+        test("..")
+            .normalize("..");
+        test("/..")
+            .normalize("/");
+        test("/../..")
+            .normalize("/");
+        test("foo/.")
+            .normalize("foo");
+        test("./foo")
+            .normalize("foo");
+        test("foo/..")
+            .normalize(null);
+        test("../foo")
+            .normalize("../foo");
+        test("../../foo")
+            .normalize("../../foo");
+        test("foo/bar/..")
+            .normalize("foo");
+        test("foo/bar/gus/../..")
+            .normalize("foo");
+        test("/foo/bar/gus/../..")
+            .normalize("/foo");
+
+        // invalid
+        test("foo\u0000bar")
+            .invalid();
+        test("\u0000foo")
+            .invalid();
+        test("bar\u0000")
+            .invalid();
+        test("//foo\u0000bar")
+            .invalid();
+        test("//\u0000foo")
+            .invalid();
+        test("//bar\u0000")
+            .invalid();
+
+        // normalization
+        test("//foo//bar")
+            .string("/foo/bar")
+            .root("/")
+            .parent("/foo")
+            .name("bar");
+    }
+
+    static void npes() {
+        header("NullPointerException");
+
+        Path path = fs.getPath("foo");
+
+        try {
+            path.resolve((String)null);
+            throw new RuntimeException("NullPointerException not thrown");
+        } catch (NullPointerException npe) {
+        }
+
+        try {
+            path.relativize(null);
+            throw new RuntimeException("NullPointerException not thrown");
+        } catch (NullPointerException npe) {
+        }
+
+        try {
+            path.compareTo(null);
+            throw new RuntimeException("NullPointerException not thrown");
+        } catch (NullPointerException npe) {
+        }
+
+        try {
+            path.startsWith(null);
+            throw new RuntimeException("NullPointerException not thrown");
+        } catch (NullPointerException npe) {
+        }
+
+        try {
+            path.endsWith(null);
+            throw new RuntimeException("NullPointerException not thrown");
+        } catch (NullPointerException npe) {
+        }
+
+    }
+
+    public static void main(String[] args) throws IOException {
+	Path zipfile = Paths.get(args[0]);
+	Map<String,?> env = new HashMap<String,Object>();
+        fs = FileSystems.newFileSystem(zipfile, env, null);
+
+        npes();
+        doPathOpTests();
+    }
+}
diff --git a/test/demo/nio/ZipFileSystem/sanity.sh b/test/demo/nio/ZipFileSystem/basic.sh
rename from test/demo/nio/ZipFileSystem/sanity.sh
rename to test/demo/nio/ZipFileSystem/basic.sh
--- a/test/demo/nio/ZipFileSystem/sanity.sh
+++ b/test/demo/nio/ZipFileSystem/basic.sh
@@ -23,9 +23,9 @@
 
 # @test
 # @bug 4313887
-# @summary Sanity check ZipFileSystem demo
-# @build Sanity
-# @run shell sanity.sh
+# @summary Test ZipFileSystem demo
+# @build Basic PathOps
+# @run shell basic.sh
 
 if [ -z "${TESTJAVA}" ]; then
     echo "Test must be run with jtreg"
@@ -59,7 +59,8 @@
 
 # Run the tests
 
-go Sanity  "${ZIPFS}"
+go Basic "${ZIPFS}"
+go PathOps "${ZIPFS}"
 
 #
 # Results


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